<?php
/**
 * Smarty shared plugin
 *
 * @package Smarty
 * @subpackage PluginsShared
 */

/**
 * Function: smarty_make_timestamp<br>
 * Purpose:  used by other smarty functions to make a timestamp
 * from a string.
 * @author   Monte Ohrt <monte at ohrt dot com>
 * @param string $string
 * @return string
 */

function smarty_make_timestamp($string) {
	if (empty ( $string )) {
		// use "now":
		return time ();
	} elseif ($string instanceof DateTime) {
		return $string->getTimestamp ();
	} elseif (strlen ( $string ) == 14 && ctype_digit ( $string )) {
		// it is mysql timestamp format of YYYYMMDDHHMMSS?
		return mktime ( substr ( $string, 8, 2 ), substr ( $string, 10, 2 ), substr ( $string, 12, 2 ), substr ( $string, 4, 2 ), substr ( $string, 6, 2 ), substr ( $string, 0, 4 ) );
	} elseif (is_numeric ( $string )) {
		// it is a numeric string, we handle it as timestamp
		return ( int ) $string;
	} else {
		// strtotime should handle it
		$time = strtotime ( $string );
		if ($time == - 1 || $time === false) {
			// strtotime() was not able to parse $string, use "now":
			return time ();
		}
		return $time;
	}
}

?>
